Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies William C. Cobb files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Mark F. Oneil - $1.00M of KMX open-market activity in the last 12 months
- Keith Barr - $498K of KMX open-market activity in the last 12 months
- Peter J. Bensen - $131K of KMX open-market activity in the last 12 months
- Sona Chawla - $107K of KMX open-market activity in the last 12 months
- Mitchell D. Steenrod - $91K of KMX open-market activity in the last 12 months
- Marcella Shinder - $30K of KMX open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is William C. Cobb?
William C. Cobb is a corporate insider, tracked as Director of CARMAX INC (KMX). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has William C. Cobb submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of William C. Cobb's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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